Problem

Exercise: (Refer to Example 1) Evaluate.4 − 5 − 9EXAMPLE 1Evaluating arithmetic expression...

Exercise: (Refer to Example 1) Evaluate.

4 − 5 − 9

EXAMPLE 1

Evaluating arithmetic expressions

Evaluate each expression. Use a calculator to support your results.

(a) 5 − 3 · 2 − (4 + 5)
(b)
(c) 43 − 5(2 − 6 · 2)

Solution

(a)
(b) Assume that both the numerator and the denominator of a fraction have parentheses around them.
(c)

These results are supported by Figure 1

Figure 1

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Solutions For Problems in Chapter 1.3

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